PLAYER PAGE
Johannes Erasmus
1830319762West Coast (WCU)Personal
Main rating
| Rating | 1265.1 |
| K-factor | 36 |
| Floor | 765.1 |
| Highest | 1265.1 (2026-04-01) |
| Min/Max +/- allowed | 151 |
| Rating Change () | |
| Games | 5 |
| Score | 4.5 |
| We | 3.08 |
| SWe | 0.93 |
| Temp +/- | 33.6 |
| Penalties | 0 |
| Weight perform | 1299.2 |
| Final +/- | +34.2 |
| New Rating () | |
| Rating | 1299.2 |
| K-factor | 36 |
| Floor | 799.2 |
| Highest | 1299.2 (2026-09-01) |
| Min/Max +/- allowed | 144 |
Standard rating
| Rating | 1210.1 |
| K-factor | 36 |
| Floor | 710.1 |
| Highest | 1210.1 (2025-11-01) |
| Min/Max +/- allowed | 163.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1210.1 |
| K-factor | 36 |
| Floor | 710.1 |
| Highest | 1210.1 (2025-11-01) |
| Min/Max +/- allowed | 163.5 |
Rapid rating
| Rating | 1309.7 |
| K-factor | 36 |
| Floor | 809.7 |
| Highest | 1309.7 (2026-04-01) |
| Min/Max +/- allowed | 141.8 |
| Rating Change () | |
| Games | 5 |
| Score | 4.5 |
| We | 3.27 |
| SWe | 1.23 |
| Temp +/- | 44.2 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | +44.2 |
| New Rating () | |
| Rating | 1354 |
| K-factor | 36 |
| Floor | 854 |
| Highest | 1354 (2026-09-01) |
| Min/Max +/- allowed | 133.2 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-06-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-06-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Rooibos Open 2026 (Intermediate) | Rapid | 2026-08-29 | 2026-08-29 | West Coast (WCU) | 5 | 1265.1 | 5 | 4.5 | 1497.7 | 33.6 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Freedom Day Rapid 2026 (General) | Rapid | 2026-04-26 | 2026-04-26 | West Coast (WCU) | 5 | 1233.5 | 5 | 3 | 1531.7 | 31.5 | Details |
| 2 | Western Cape Club Championship 2025 (C) | Standard | 2025-10-25 | 2025-10-26 | Overberg (WOS) | 5 | 1224.6 | 4 | 2 | 1289.4 | 5 | Details |
| 3 | 4th Curro Durbanville Rapid Open 2025 (Intermediate) | Rapid | 2025-07-19 | 2025-07-19 | Cape Town (WCT) | 7 | 1200 | 7 | 4 | 1371.9 | 13.7 | Details |
| 4 | West Coast And Mykonos Open 2025 (Open) | Standard | 2025-05-02 | 2025-05-04 | West Coast (WCU) | 6 | 1200 | 6 | 2 | 1133.4 | -9 | Details |
| 5 | Laerskool Welgemoed Rapid 2025 (Parent) | Rapid | 2025-02-15 | 2025-02-15 | Cape Town (WCT) | 6 | 1200 | 6 | 3 | 1197.7 | -1.2 | Details |
Game statistics ( )
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics ()
| Games | 10 |
| Wins | 7 |
| Draws | 1 |
| Losses | 2 |
| White | 5 |
| Black | 5 |
| White wins | 3 |
| Black wins | 4 |
| Score | 7.5 |
| Percent | 75 |
| Dp | 212.5 |
| AOR | 1302.2 |
| Performance | 1514.7 |
Game statistics (History)
| Games | 33 |
| Wins | 18 |
| Draws | 1 |
| Losses | 14 |
| White | 17 |
| Black | 16 |
| White wins | 8 |
| Black wins | 10 |
| Score | 18.5 |
| Percent | 56.1 |
| Dp | 51.5 |
| AOR | 1278.6 |
| Performance | 1330.1 |
Rankings (Main)
| National | |
| Overall | 7791 |
| Gender | 6301 |
| Age group | 1511 |
| Gender/Age | 1371 |
| Provincial | |
| Overall | 2253 |
| Gender | 1736 |
| Age group | 373 |
| Gender/Age | 340 |
| Regional | |
| Overall | 235 |
| Gender | 171 |
| Age group | 27 |
| Gender/Age | 22 |
Rankings (Standard)
| National | |
| Overall | 9341 |
| Gender | 7221 |
| Age group | 1352 |
| Gender/Age | 1195 |
| Provincial | |
| Overall | 2660 |
| Gender | 1957 |
| Age group | 298 |
| Gender/Age | 265 |
| Regional | |
| Overall | 205 |
| Gender | 141 |
| Age group | 21 |
| Gender/Age | 16 |
Rankings (Rapid)
| National | |
| Overall | 1981 |
| Gender | 1642 |
| Age group | 340 |
| Gender/Age | 322 |
| Provincial | |
| Overall | 826 |
| Gender | 665 |
| Age group | 135 |
| Gender/Age | 127 |
| Regional | |
| Overall | 157 |
| Gender | 114 |
| Age group | 14 |
| Gender/Age | 12 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 10 |
| Score | 7.5 |
| Percent | 75 |
| Aor | 1302.2 |
| Dp | 212.5 |
| Prat | 1514.7 |
Performance (12 months)
| Games | 14 |
| Score | 9.5 |
| Percent | 67.9 |
| Aor | 1298.6 |
| Dp | 151.8 |
| Prat | 1450.3 |
Performance (History)
| Games | 33 |
| Score | 18.5 |
| Percent | 56.1 |
| Aor | 1278.6 |
| Dp | 51.5 |
| Prat | 1330.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Du Plessis, B (Bennie) | 2 | 1 | 1 | Laerskool Welgemoed Rapid 2025 (Parent) | 4th Curro Durbanville Rapid Open 2025 (Intermediate) | Details |
| Rapid | 1 | Du Plessis, B (Bennie) | 2 | 1 | 1 | Laerskool Welgemoed Rapid 2025 (Parent) | 4th Curro Durbanville Rapid Open 2025 (Intermediate) | Details |